His Royal Highness Prince Juan Carlos de Borbón of Spain ( his title in 1974)designated successor of Generalísimo Francisco Franco since 1969
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1975 ~ upon the death of Francisco Franco succeeded asHis Majesty Juan Carlos I
King of Spain
1975-2014~0~Her Royal Highness Princess Sofia of Spain ( her title in 1974)-since 1975, Her Majesty Sofia Queen Consort of Spain
1975-2014